Safe and Convenient The outer cover is made of thick waterproof material, and the fabric is thick and stylish.Safe and convenient to use, it is a indispensable tool for nursing your hair at home. - Flame retardant products are safer. - It is an indispensable tool for home care hair. - Inside material: high temperature coated cloth. Convenient And Scientific The insulation layer is made of imported heat-resistant and flame-retardant non-woven fabrics, which is tight and even, durable and safe to use. The inner plastic film is made of thick, waterproof and insulated material, safe to use, easy to detach and wash. With the help of two-stage temperature control, temperature can be adjusted as per the conditions.